Names
Sibulaküla (Sibulaküla) 
Onion village. Named after the small plots of ‘farmland’ or allotments around the Kaasani orthodox church, many of which grew onions, or after the church’s typical onion-shaped dome. The church – completed in 1721, severely damaged during the March 1944 bombing, icons looted in the 1970s, and partially burnt down on the night of 2009-07-15 – remains the oldest surviving wooden church in Tallinn. Its cemetery was probably destroyed in the early 1770s along with others in Tallinn following the Moscow plague riots of 1771. See Mõigu.
Side (Side)
Essentially a connection of some kind: communication, contact, liaison; or any sort of attachment: physical, emotional, mechanical. It could be a bandage or sanitary pad, a cord or ribbon for tying, a ligament, a (chemical) bond… Part of a 1927 naming-spree and specific meaning not clear. Crosses Sihi, if that helps.
Siduri (Sidur)
Clutch (of cars, not chickens). The word can also mean coupler, the device used for attaching railway wagons together, particularly tempting since the street is within the Tallinn-Väike railway street set, but no... After much soul- (and spare-part) searching, having seriously considered Aku (battery), Remondi (repair), Piduri (brake), Rehvi (tire) and Velje (wheel-rim), it was named for the immediate vicinity’s history of garages. Such are the great enterprises of this world rewarded...
